Standardize usage of virtual/override/final in ui/

ui/web_dialogs/web_dialog_web_contents_delegate.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_WEB_DIALOGS_WEB_DIALOG_WEB_CONTENTS_DELEGATE_H_
 #define UI_WEB_DIALOGS_WEB_DIALOG_WEB_CONTENTS_DELEGATE_H_
 
 #include "base/compiler_specific.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "ui/web_dialogs/web_dialogs_export.h"
@@ skipping 22 matching lines @@
                                 WindowOpenDisposition disposition,
                                 const gfx::Rect& initial_pos,
                                 bool user_gesture) = 0;
   };
 
   // context and handler must be non-NULL.
   // Takes the ownership of handler.
   WebDialogWebContentsDelegate(content::BrowserContext* context,
                                WebContentsHandler* handler);
 
-  virtual ~WebDialogWebContentsDelegate();
+  ~WebDialogWebContentsDelegate() override;
 
   // The returned browser context is guaranteed to be original if non-NULL.
   content::BrowserContext* browser_context() const {
     return browser_context_;
   }
 
   // Calling this causes all following events sent from the
   // WebContents object to be ignored.  It also makes all following
   // calls to browser_context() return NULL.
   void Detach();
 
   // content::WebContentsDelegate declarations.
-  virtual content::WebContents* OpenURLFromTab(
+  content::WebContents* OpenURLFromTab(
       content::WebContents* source,
       const content::OpenURLParams& params) override;
-  virtual void AddNewContents(content::WebContents* source,
-                              content::WebContents* new_contents,
-                              WindowOpenDisposition disposition,
-                              const gfx::Rect& initial_pos,
-                              bool user_gesture,
-                              bool* was_blocked) override;
-  virtual bool IsPopupOrPanel(
-      const content::WebContents* source) const override;
-  virtual bool PreHandleGestureEvent(
-      content::WebContents* source,
-      const blink::WebGestureEvent& event) override;
+  void AddNewContents(content::WebContents* source,
+                      content::WebContents* new_contents,
+                      WindowOpenDisposition disposition,
+                      const gfx::Rect& initial_pos,
+                      bool user_gesture,
+                      bool* was_blocked) override;
+  bool IsPopupOrPanel(const content::WebContents* source) const override;
+  bool PreHandleGestureEvent(content::WebContents* source,
+                             const blink::WebGestureEvent& event) override;
 
  private:
   // Weak pointer.  Always an original profile.
   content::BrowserContext* browser_context_;
 
   scoped_ptr<WebContentsHandler> handler_;
 
   DISALLOW_COPY_AND_ASSIGN(WebDialogWebContentsDelegate);
 };
 
 }  // namespace ui
 
 #endif  // UI_WEB_DIALOGS_WEB_DIALOG_WEB_CONTENTS_DELEGATE_H_